Patent US5249726A successfully refreshed from Google Patents.
US5249726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape clamping mechanism
Assignee: Shinkawa Ltd
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Filing: 1992-07-15
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Granted: 1993-10-05
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Expires: 2012-07-15
Abstract
Abstract A positional alignment of the upper and lower clampers, which hold a tab tape in between during a bonding operation in tape bonding machines, is made with high precision via respective positioning holes formed in vertically corresponding positions in the upper and lower clampers.
Inventors
- 👤 Koji Sato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:43
CPC Classifications
H; H10; H10P; H10P72/00; H10P72/04; H10P72/0446
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
163 words
A tape clamping mechanism for tape bonding machines in which a tape is held by means of an upper clamper and a lower clamper, comprising: an upper clamper arm movable up and down; an upper clamper plate mounted on said upper clamper arm via screws; an upper clamper mounted on said upper clamper plate via screws, said upper clamper being provided with a bonding window at the center and a pair of positioning holes; a lower clamper arm movable up and down beneath said upper clamper arm; a lower clamper plate mounted on said lower clamper arm by screws; a lower clamper mounted on said lower clamper plate via screws, said lower clamper being provided with a bonding window at the center and a pair of positioning holes, and said positioning holes of said lower clamper being positionally aligned with said positioning hole of said upper clamper by means of positioning pins inserted into said positioning holes of said upper and lower clampers.
Claim 2
Dependent Claim
163 words
A tape clamping mechanism for tape bonding machines in which a tape is held by means of an upper clamper and a lower clamper, comprising: an upper clamper arm movable up and down; an upper clamper plate mounted on said upper clamper arm via screws; an upper clamper mounted on said upper clamper plate via screws, said upper clamper being provided with a bonding window at the center and a pair of positioning holes; a lower clamper arm movable up and down beneath said upper clamper arm; a lower clamper plate mounted on said lower clamper arm by screws; a lower clamper mounted on said lower clamper plate via screws, said lower clamper being provided with a bonding window at the center and a pair of positioning holes, and said positioning holes of said lower clamper being positionally aligned with said positioning hole of said upper clamper by means of positioning pins inserted into said positioning holes of said upper and lower clampers.
Claim 3
Dependent Claim
22 words
A tape clamping mechanism according to claim 1 further comprising a bonding tool positioned above said bonding window in said upper clamper.
Claim 4
Dependent Claim
23 words
A tape bonding mechanism according to claim 1 further comprising tape feeding rails provided on both sides of said upper and lower clampers.
References Cited (Backward Citations)
US3516155A
Cited
US3698618A
Cited
JPH021372A
Cited
JPH02273949A
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US5108023A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-10-04 | 1997-04-05 | 1997-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-10-04 | 2001-04-05 | 2001-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-10-04 | 2005-04-05 | 2005-10-05 | $7700.00 | Window Closed / Lapsed |